{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "trigger": true, "arguments": ["Treatment.Freq", "Subject.Race", "Treatment.Disorder", "Treatment", "Subject.Disorder", "Treatment.Dosage", "Treatment.Duration", "Subject.Gender", "Subject.Age", "Subject.Population", "Treatment.Time_elapsed", "Effect", "Subject", "Treatment.Drug", "Treatment.Route", "Combination.Drug"]}, {"event_type": "potential therapeutic event", "trigger": true, "arguments": ["Treatment.Disorder", "Treatment", "Combination.Drug", "Treatment.Time_elapsed", "Treatment.Route", "Subject.Gender", "Effect", "Subject.Age"]}], "input": "CONCLUSION: The chronic use of HCQ for rheumatic diseases, or as an anti-malarial drug, should be balanced against the risk of developing potentially lethal cardiac arrhythmias."}
{"adverse event": [{"trigger": "against ", "arguments": {"Treatment.Freq": "NAN", "Subject.Race": "NAN", "Treatment.Disorder": "rheumatic diseases", "Treatment": "chronic use of HCQ", "Subject.Disorder": "NAN", "Treatment.Dosage": "NAN", "Treatment.Duration": "chronic", "Subject.Gender": "NAN", "Subject.Age": "NAN", "Subject.Population": "NAN", "Treatment.Time_elapsed": "NAN", "Effect": "lethal cardiac arrhythmias", "Subject": "NAN", "Treatment.Drug": "HCQ", "Treatment.Route": "NAN", "Combination.Drug": "NAN"}}], "potential therapeutic event": []}